[INFO] fetching crate f2rust_std 0.1.0...
[INFO] testing f2rust_std-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate f2rust_std 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate f2rust_std 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate f2rust_std 0.1.0
[INFO] tweaked toml for crates.io crate f2rust_std 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate f2rust_std 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate f2rust_std 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc056275995cfb8052886e1e84140126f68ba19989c1ec36250d1c3abe886edd
[INFO] running `Command { std: "docker" "start" "-a" "cc056275995cfb8052886e1e84140126f68ba19989c1ec36250d1c3abe886edd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc056275995cfb8052886e1e84140126f68ba19989c1ec36250d1c3abe886edd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc056275995cfb8052886e1e84140126f68ba19989c1ec36250d1c3abe886edd", kill_on_drop: false }`
[INFO] [stdout] cc056275995cfb8052886e1e84140126f68ba19989c1ec36250d1c3abe886edd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02904d837a108cf1e9f54d5111ed4541ff97f721f07b358a3204a8988ca107ff
[INFO] running `Command { std: "docker" "start" "-a" "02904d837a108cf1e9f54d5111ed4541ff97f721f07b358a3204a8988ca107ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v1.0.5
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling ryu_floating_decimal v0.1.0
[INFO] [stderr]    Compiling bytemuck v1.22.0
[INFO] [stderr]    Compiling chrono v0.4.40
[INFO] [stderr]    Compiling tempfile v3.20.0
[INFO] [stderr]    Compiling f2rust_std v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/chararray.rs:100:19
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub fn as_arg(&self) -> CharArray {
[INFO] [stdout]     |                   ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub fn as_arg(&self) -> CharArray<'_> {
[INFO] [stdout]     |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/chararray.rs:107:23
[INFO] [stdout]     |
[INFO] [stdout] 107 |     pub fn as_arg_mut(&mut self) -> CharArrayMut {
[INFO] [stdout]     |                       ^^^^^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 107 |     pub fn as_arg_mut(&mut self) -> CharArrayMut<'_> {
[INFO] [stdout]     |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/chararray.rs:353:15
[INFO] [stdout]     |
[INFO] [stdout] 353 |     fn as_arg(&self) -> CharArray {
[INFO] [stdout]     |               ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |               |
[INFO] [stdout]     |               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 353 |     fn as_arg(&self) -> CharArray<'_> {
[INFO] [stdout]     |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/chararray.rs:370:17
[INFO] [stdout]     |
[INFO] [stdout] 370 |     fn subarray(&self, index: I) -> CharArray {
[INFO] [stdout]     |                 ^^^^^               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 370 |     fn subarray(&self, index: I) -> CharArray<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/chararray.rs:392:19
[INFO] [stdout]     |
[INFO] [stdout] 392 |     fn as_arg_mut(&mut self) -> CharArrayMut {
[INFO] [stdout]     |                   ^^^^^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 392 |     fn as_arg_mut(&mut self) -> CharArrayMut<'_> {
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/chararray.rs:411:21
[INFO] [stdout]     |
[INFO] [stdout] 411 |     fn subarray_mut(&mut self, index: I) -> CharArrayMut {
[INFO] [stdout]     |                     ^^^^^^^^^               ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 411 |     fn subarray_mut(&mut self, index: I) -> CharArrayMut<'_> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.97s
[INFO] running `Command { std: "docker" "inspect" "02904d837a108cf1e9f54d5111ed4541ff97f721f07b358a3204a8988ca107ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02904d837a108cf1e9f54d5111ed4541ff97f721f07b358a3204a8988ca107ff", kill_on_drop: false }`
[INFO] [stdout] 02904d837a108cf1e9f54d5111ed4541ff97f721f07b358a3204a8988ca107ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94fa674bc1a3a4ab989dee2f945a96f7685c189b6724b1c455220dd93a697f11
[INFO] running `Command { std: "docker" "start" "-a" "94fa674bc1a3a4ab989dee2f945a96f7685c189b6724b1c455220dd93a697f11", kill_on_drop: false }`
[INFO] [stderr]    Compiling f2rust_std v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/chararray.rs:100:19
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub fn as_arg(&self) -> CharArray {
[INFO] [stdout]     |                   ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub fn as_arg(&self) -> CharArray<'_> {
[INFO] [stdout]     |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/chararray.rs:107:23
[INFO] [stdout]     |
[INFO] [stdout] 107 |     pub fn as_arg_mut(&mut self) -> CharArrayMut {
[INFO] [stdout]     |                       ^^^^^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 107 |     pub fn as_arg_mut(&mut self) -> CharArrayMut<'_> {
[INFO] [stdout]     |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/chararray.rs:353:15
[INFO] [stdout]     |
[INFO] [stdout] 353 |     fn as_arg(&self) -> CharArray {
[INFO] [stdout]     |               ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |               |
[INFO] [stdout]     |               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 353 |     fn as_arg(&self) -> CharArray<'_> {
[INFO] [stdout]     |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/chararray.rs:370:17
[INFO] [stdout]     |
[INFO] [stdout] 370 |     fn subarray(&self, index: I) -> CharArray {
[INFO] [stdout]     |                 ^^^^^               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 370 |     fn subarray(&self, index: I) -> CharArray<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/chararray.rs:392:19
[INFO] [stdout]     |
[INFO] [stdout] 392 |     fn as_arg_mut(&mut self) -> CharArrayMut {
[INFO] [stdout]     |                   ^^^^^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 392 |     fn as_arg_mut(&mut self) -> CharArrayMut<'_> {
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/chararray.rs:411:21
[INFO] [stdout]     |
[INFO] [stdout] 411 |     fn subarray_mut(&mut self, index: I) -> CharArrayMut {
[INFO] [stdout]     |                     ^^^^^^^^^               ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 411 |     fn subarray_mut(&mut self, index: I) -> CharArrayMut<'_> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/chararray.rs:100:19
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub fn as_arg(&self) -> CharArray {
[INFO] [stdout]     |                   ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub fn as_arg(&self) -> CharArray<'_> {
[INFO] [stdout]     |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/chararray.rs:107:23
[INFO] [stdout]     |
[INFO] [stdout] 107 |     pub fn as_arg_mut(&mut self) -> CharArrayMut {
[INFO] [stdout]     |                       ^^^^^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 107 |     pub fn as_arg_mut(&mut self) -> CharArrayMut<'_> {
[INFO] [stdout]     |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/chararray.rs:353:15
[INFO] [stdout]     |
[INFO] [stdout] 353 |     fn as_arg(&self) -> CharArray {
[INFO] [stdout]     |               ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |               |
[INFO] [stdout]     |               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 353 |     fn as_arg(&self) -> CharArray<'_> {
[INFO] [stdout]     |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/chararray.rs:370:17
[INFO] [stdout]     |
[INFO] [stdout] 370 |     fn subarray(&self, index: I) -> CharArray {
[INFO] [stdout]     |                 ^^^^^               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 370 |     fn subarray(&self, index: I) -> CharArray<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/chararray.rs:392:19
[INFO] [stdout]     |
[INFO] [stdout] 392 |     fn as_arg_mut(&mut self) -> CharArrayMut {
[INFO] [stdout]     |                   ^^^^^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 392 |     fn as_arg_mut(&mut self) -> CharArrayMut<'_> {
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/chararray.rs:411:21
[INFO] [stdout]     |
[INFO] [stdout] 411 |     fn subarray_mut(&mut self, index: I) -> CharArrayMut {
[INFO] [stdout]     |                     ^^^^^^^^^               ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 411 |     fn subarray_mut(&mut self, index: I) -> CharArrayMut<'_> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "94fa674bc1a3a4ab989dee2f945a96f7685c189b6724b1c455220dd93a697f11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94fa674bc1a3a4ab989dee2f945a96f7685c189b6724b1c455220dd93a697f11", kill_on_drop: false }`
[INFO] [stdout] 94fa674bc1a3a4ab989dee2f945a96f7685c189b6724b1c455220dd93a697f11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c9f025acc745b9f352229047e77e4ccdfd2c79ba149dff21fa98fbceebce2538
[INFO] running `Command { std: "docker" "start" "-a" "c9f025acc745b9f352229047e77e4ccdfd2c79ba149dff21fa98fbceebce2538", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/chararray.rs:100:19
[INFO] [stderr]     |
[INFO] [stderr] 100 |     pub fn as_arg(&self) -> CharArray {
[INFO] [stderr]     |                   ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 100 |     pub fn as_arg(&self) -> CharArray<'_> {
[INFO] [stderr]     |                                      ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/chararray.rs:107:23
[INFO] [stderr]     |
[INFO] [stderr] 107 |     pub fn as_arg_mut(&mut self) -> CharArrayMut {
[INFO] [stderr]     |                       ^^^^^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                       |
[INFO] [stderr]     |                       the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 107 |     pub fn as_arg_mut(&mut self) -> CharArrayMut<'_> {
[INFO] [stderr]     |                                                 ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/chararray.rs:353:15
[INFO] [stderr]     |
[INFO] [stderr] 353 |     fn as_arg(&self) -> CharArray {
[INFO] [stderr]     |               ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |               |
[INFO] [stderr]     |               the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 353 |     fn as_arg(&self) -> CharArray<'_> {
[INFO] [stderr]     |                                  ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/chararray.rs:370:17
[INFO] [stderr]     |
[INFO] [stderr] 370 |     fn subarray(&self, index: I) -> CharArray {
[INFO] [stderr]     |                 ^^^^^               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 370 |     fn subarray(&self, index: I) -> CharArray<'_> {
[INFO] [stderr]     |                                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/chararray.rs:392:19
[INFO] [stderr]     |
[INFO] [stderr] 392 |     fn as_arg_mut(&mut self) -> CharArrayMut {
[INFO] [stderr]     |                   ^^^^^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 392 |     fn as_arg_mut(&mut self) -> CharArrayMut<'_> {
[INFO] [stderr]     |                                             ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/chararray.rs:411:21
[INFO] [stderr]     |
[INFO] [stderr] 411 |     fn subarray_mut(&mut self, index: I) -> CharArrayMut {
[INFO] [stderr]     |                     ^^^^^^^^^               ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 411 |     fn subarray_mut(&mut self, index: I) -> CharArrayMut<'_> {
[INFO] [stderr]     |                                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `f2rust_std` (lib) generated 6 warnings (run `cargo fix --lib -p f2rust_std` to apply 6 suggestions)
[INFO] [stderr] warning: `f2rust_std` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/f2rust_std-1f49d8029ba6ca6d)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test array::tests::test_equivalence_array ... ok
[INFO] [stdout] test array::tests::test_disjoint_mut ... ok
[INFO] [stdout] test array::tests::test_disjoint_slice ... ok
[INFO] [stdout] test fstr::tests::eq ... ok
[INFO] [stdout] test fstr::tests::substr ... ok
[INFO] [stdout] test intrinsics::tests::test_index ... ok
[INFO] [stdout] test intrinsics::tests::test_range ... ok
[INFO] [stdout] test fstr::tests::cmp ... ok
[INFO] [stdout] test io::writer::tests::test_f ... ok
[INFO] [stdout] test io::writer::tests::test_nonfinite ... ok
[INFO] [stdout] test context::tests::test_saved ... ok
[INFO] [stdout] test array::tests::test_equivalence_val ... ok
[INFO] [stdout] test io::writer::tests::test_e ... ok
[INFO] [stdout] test format::tests::parse_basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/io_test.rs (/opt/rustwide/target/debug/deps/io_test-ef104c8dcfde02d3)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test formatted_seek ... ok
[INFO] [stdout] test internal_file ... ok
[INFO] [stdout] test sequential_unformatted ... ok
[INFO] [stdout] test sequential_formatted ... ok
[INFO] [stdout] test list_directed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests f2rust_std
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c9f025acc745b9f352229047e77e4ccdfd2c79ba149dff21fa98fbceebce2538", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9f025acc745b9f352229047e77e4ccdfd2c79ba149dff21fa98fbceebce2538", kill_on_drop: false }`
[INFO] [stdout] c9f025acc745b9f352229047e77e4ccdfd2c79ba149dff21fa98fbceebce2538
